Home / 304,962.01-421,192.62-208,000.44

Finding the Fourth Proportional to 304,962.01, 421,192.62 and 208,000.44

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Solution

The fourth proportional to 304,962.01, 421,192.62 and 208,000.44 is: 287,275.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,962.01 : 421,192.62 = 208,000.44 : x
  2. Step 2: Convert to fraction form
    304,962.01/421,192.62 = 208,000.44/x
  3. Step 3: Cross multiply
    304,962.01x = 421,192.62 × 208,000.44
  4. Step 4: Simplify right side
    304,962.01x = 87,608,250,284.75
  5. Step 5: Solve for x
    x = 87,608,250,284.75/304,962.01
  6. Step 6: Final answer
    x = 287,275.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.